GE M-Pact Plus, Руководство по эксплуатации и установке

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119
APPENDIX
APPENDIX - B APPENDIX - B APPENDIX - B APPENDIX - B APPENDIX - B
Trip Cur Trip Cur
Trip Cur Trip Cur
Trip Curv vv
vves*
es*
es* es*
es*
MPr MPr
MPr MPr
MPro Plus - Frame1 & Frame2 o Plus - Frame1 & Frame2
o Plus - Frame1 & Frame2 o Plus - Frame1 & Frame2
o Plus - Frame1 & Frame2
(2500 used as example with tolerance)
*Overload & delayed short circuit curves @ Ir=1.0xIn
** N=I/Ir for overload & delayed short circuit
N=I/In for instantaneous & ground
M-PRO 17 IEC 947 Class 20 Long Time Protection
0.01
0.1
1
10
100
1000
10000
1 10 100
CURRENT IN MULTIPLES OF Ir
TIME TO TRIP IN SECOND
S
Ir = 0.4 to 1.0 x In
in steps of 0.1In
Inst
0.1
0.2
0.4
0.6
0.8
1.0
Trip delay settings
Min/max settings
show n in BOLD
M-PRO 17 EARTH LEAKAGE PROTECTION (UEF)
0.01
0.1
1
10
100
1000
0.01 0.1 1 10 100 1000
CURRENT IN MULTIPLES OF In
TIM
E
TO TRIP IN SECOND
S
Earth Fault pickup, If
Trip delay settings
0.4 0.6 0.8 1.0
Inst
0.1
0.2
0.4
0.6
0.8
1.0
Min/max settings
show n in BOLD